Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MIDCOM INC
121 AIRPORT DR, WATERTOWN, SD, 57201
Parent company: ANZA INC
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Freon 113 (CFC-113) | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | Total (lbs) | |||
| 1996 | — | 12,350 | 12,350 | |||
| 1995 | — | 11,100 | 11,100 | |||
| 1994 | — | 14,220 | 14,220 | |||
| 1992 | 18,489 | — | 18,489 | |||
| 1991 | 17,934 | — | 17,934 | |||
| 1990 | 24,400 | — | 24,400 | |||
| 1989 | 19,540 | — | 19,540 | |||
| 1988 | 10,560 | — | 10,560 | |||
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.